package com.jelly.concurrency.daemon;

import java.util.concurrent.TimeUnit;

class Daemon implements Runnable{

	private Thread[] t = new Thread[10];
	
	@Override
	public void run() {
		for (int i = 0; i < t.length; i++) {
			t[i] = new Thread(new DaemonSpawn());
			t[i].start();
		}
		for (int i = 0; i < t.length; i++) {
			System.out.println("t["+i+"].isDaemon()=" + t[i].isDaemon());
		}
		while(true){
			Thread.yield();
		}
	}
	
}

class DaemonSpawn implements Runnable{

	@Override
	public void run() {
		while(true){
			Thread.yield();
		}
	}
	
}

public class Daemons{
	public static void main(String[] args) throws InterruptedException {
		Thread d = new Thread(new Daemon());
		d.setDaemon(true);
		d.start();
		System.out.println("d.isDaemon() = " +d.isDaemon()+",");
//		Thread d1 = new Thread(new DaemonSpawn());
//		d1.setDaemon(true);
//		d1.start();
		TimeUnit.SECONDS.sleep(1);
//		Thread.currentThread().setPriority(Thread.MIN_PRIORITY);
//		Thread.yield();
	}
}
